By Jonathan Wilson Chelsea subbed off its keeper ahead of a penalty shootout that lasted 11 rounds, and it may have proved to be the difference in Liverpool’s Carabao Cup victory. View the original article to see embedded media. Kepa Arrizabalaga has a curious history with penalty shootouts and the League Cup final. Three years ago, he refused to be substituted for Willy Caballero before penalties. It was an act that, at the time, was largely seen as petulance, particularly as Chelsea then lost to Manchester City, although it later emerged that the coach Maurizio Sarri had thought he was suffe…